Novel coronavirus circulated undetected months before first COVID-19 cases in Wuhan, China

The Lancet: Seroprevalence study from Wuhan suggests 6.9% of population had COVID-19 antibodies by April 2020 -- including 40% with neutralizing antibodies that lasted for at least 9 months -- but 82% of cases were asymptomatic

The Lancet Inf. Dis.: Vaccination alone is unlikely to contain COVID-19 infections in UK

European countries resume use of AstraZeneca’s COVID-19 vaccine, hoping pause has not dented confidence